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 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * OpenOffice.org - a multi-platform office productivity suite
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
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 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_dbaccess.hxx"

#include "documentcontroller.hxx"

/** === begin UNO includes === **/
/** === end UNO includes === **/

#include <tools/debug.hxx>
#include <tools/diagnose_ex.h>

//........................................................................
namespace dbaui
{
//........................................................................

    using namespace ::com::sun::star::uno;
    using namespace ::com::sun::star::frame;

    //====================================================================
    //= ModelControllerConnector
    //====================================================================
    DBG_NAME( ModelControllerConnector )
    //--------------------------------------------------------------------
    ModelControllerConnector::ModelControllerConnector()
    {
        DBG_CTOR( ModelControllerConnector, NULL );
    }

    //--------------------------------------------------------------------
    ModelControllerConnector::ModelControllerConnector( const ModelControllerConnector& _rSource )
    {
        DBG_CTOR( ModelControllerConnector, NULL );
        impl_copyFrom( _rSource );
    }

    //--------------------------------------------------------------------
    ModelControllerConnector& ModelControllerConnector::operator=( const ModelControllerConnector& _rSource )
    {
        if ( this != &_rSource )
            impl_copyFrom( _rSource );
        return *this;
    }

    //--------------------------------------------------------------------
    void ModelControllerConnector::connect( const Reference< XModel >& _rxModel, const Reference< XController >& _rxController )
    {
        impl_disconnect();

        m_xModel = _rxModel;
        m_xController = _rxController;

        impl_connect();
    }

    //--------------------------------------------------------------------
    void ModelControllerConnector::impl_copyFrom( const ModelControllerConnector& _rSource )
    {
        Model aNewModel( _rSource.m_xModel );
        Controller aNewController( _rSource.m_xController );

        impl_disconnect();

        m_xModel = aNewModel;
        m_xController = aNewController;

        impl_connect();
    }

    //--------------------------------------------------------------------
    ModelControllerConnector::~ModelControllerConnector()
    {
        impl_disconnect();
        DBG_DTOR( ModelControllerConnector, NULL );
    }

    //--------------------------------------------------------------------
    void ModelControllerConnector::impl_connect()
    {
        try
        {
            Reference< XModel > xModel = m_xModel;
            if ( xModel.is() && m_xController.is() )
                xModel->connectController( m_xController );
        }
        catch( const Exception& )
        {
            DBG_UNHANDLED_EXCEPTION();
        }
    }

    //--------------------------------------------------------------------
    void ModelControllerConnector::impl_disconnect()
    {
        try
        {
            Reference< XModel > xModel = m_xModel;
            if ( xModel.is() && m_xController.is() )
                xModel->disconnectController( m_xController );
        }
        catch( const Exception& )
        {
            DBG_UNHANDLED_EXCEPTION();
        }
    }

//........................................................................
} // namespace dbaui
//........................................................................